where to take BIO 224 need reccomendations please help??

hey guys, i have taken 224 twice at csn, first time had to drop cuz of family reasons and the 2nd time i will do no better that a C- how crappy is that!!! anyways i am faced with having to take it one more time but dont know if its worth taking it at csn again or maybe go to nsc, i took wilson btw at csn. can anyone give me some advice where to go? im freaking out at the fact that i may not be able to get through this class and would really appreciate some advice from you guys.

thanks again

Ken